US3256083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and compositions for treating soil to suppress the nitrification of ammonium nitrogen therein
Assignee: Dow Chemical Co
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Filing: 1961-12-08
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Granted: 1966-06-14
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Expires: 1981-12-08
Abstract
No abstract record available.
Inventors
- 👤 Cleve A I Goring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:05
CPC Classifications
C; C05; C05G; C05G3/00; C05G3/90; Y; Y02; Y02P; Y02P60/00; Y02P60/20; Y02P60/21; Y10; Y10S; Y10S71/00; Y10S71/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A METHOD FOR TREATING SOIL TO INHIBIT THE CONVERSION THEREIN OF AMMONIUM NITROGEN TO NITRATE AND NITRITE NITROGEN WHICH COMPRISES INTRODUCING INTO THE SOIL IN AN AMOUNT SUFFICIENT TO INHIBIT NITRIFICATION, A COMPOSITION COMPRISING AN N-NITROSO COMPOUND IN INTIMATE ADMIXTURE WITH A SOIL TREATING ADJUVANT, SAID N-NITROSO COMPOUND BEING A COMPOUND CORRESPONDING TO THE FORMULA
Claim 2
Independent Claim
55 words
A METHOD FOR TREATING SOIL TO INHIBIT THE CONVERSION THEREIN OF AMMONIUM NITROGEN TO NITRATE AND NITRITE NITROGEN WHICH COMPRISES INTRODUCING INTO THE SOIL IN AN AMOUNT SUFFICIENT TO INHIBIT NITRIFICATION, A COMPOSITION COMPRISING AN N-NITROSO COMPOUND IN INTIMATE ADMIXTURE WITH A SOIL TREATING ADJUVANT, SAID N-NITROSO COMPOUND BEING A COMPOUND CORRESPONDING TO THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |